81312512000

素因数分解:

$2^{11}\times 5^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 384

約数和(自身を含む): 212926371840

約数和(自身を除く): 131613859840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 61, 64, 80, 82, 100, 122, 125, 127, 128, 160, 164, 200, 205, 244, 250, 254, 256, 305, 320, 328, 400, 410, 488, 500, 508, 512, 610, 635, 640, 656, 800, 820, 976, 1000, 1016, 1024, 1025, 1220, 1270, 1280, 1312, 1525, 1600, 1640, 1952, 2000, 2032, 2048, 2050, 2440, 2501, 2540, 2560, 2624, 3050, 3175, 3200, 3280, 3904, 4000, 4064, 4100, 4880, 5002, 5080, 5120, 5125, 5207, 5248, 6100, 6350, 6400, 6560, 7625, 7747, 7808, 8000, 8128, 8200, 9760, 10004, 10160, 10240, 10250, 10414, 10496, 12200, 12505, 12700, 12800, 13120, 15250, 15494, 15616, 15875, 16000, 16256, 16400, 19520, 20008, 20320, 20500, 20828, 20992, 24400, 25010, 25400, 25600, 26035, 26240, 30500, 30988, 31232, 31750, 32000, 32512, 32800, 38735, 39040, 40016, 40640, 41000, 41656, 41984, 48800, 50020, 50800, 51200, 52070, 52480, 61000, 61976, 62464, 62525, 63500, 64000, 65024, 65600, 77470, 78080, 80032, 81280, 82000, 83312, 83968, 97600, 100040, 101600, 104140, 104960, 122000, 123952, 124928, 125050, 127000, 128000, 130048, 130175, 131200, 154940, 156160, 160064, 162560, 164000, 166624, 193675, 195200, 200080, 203200, 208280, 209920, 244000, 247904, 250100, 254000, 256000, 260096, 260350, 262400, 309880, 312320, 312625, 317627, 320128, 325120, 328000, 333248, 387350, 390400, 400160, 406400, 416560, 419840, 488000, 495808, 500200, 508000, 520700, 524800, 619760, 624640, 625250, 635254, 640256, 650240, 650875, 656000, 666496, 774700, 780800, 800320, 812800, 833120, 968375, 976000, 991616, 1000400, 1016000, 1041400, 1049600, 1239520, 1250500, 1270508, 1280512, 1300480, 1301750, 1312000, 1332992, 1549400, 1561600, 1588135, 1600640, 1625600, 1666240, 1936750, 1952000, 1983232, 2000800, 2032000, 2082800, 2099200, 2479040, 2501000, 2541016, 2561024, 2603500, 2624000, 2665984, 3098800, 3123200, 3176270, 3201280, 3251200, 3332480, 3873500, 3904000, 3966464, 4001600, 4064000, 4165600, 4958080, 5002000, 5082032, 5122048, 5207000, 5248000, 5331968, 6197600, 6352540, 6402560, 6502400, 6664960, 7747000, 7808000, 7932928, 7940675, 8003200, 8128000, 8331200, 9916160, 10004000, 10164064, 10414000, 10496000, 10663936, 12395200, 12705080, 12805120, 13329920, 15494000, 15616000, 15865856, 15881350, 16006400, 16256000, 16662400, 19832320, 20008000, 20328128, 20828000, 24790400, 25410160, 25610240, 26659840, 30988000, 31762700, 32012800, 32512000, 33324800, 39664640, 39703375, 40016000, 40656256, 41656000, 49580800, 50820320, 53319680, 61976000, 63525400, 64025600, 66649600, 79329280, 79406750, 80032000, 81312512, 83312000, 99161600, 101640640, 123952000, 127050800, 128051200, 133299200, 158813500, 160064000, 162625024, 166624000, 198323200, 203281280, 247904000, 254101600, 266598400, 317627000, 320128000, 325250048, 333248000, 396646400, 406562560, 495808000, 508203200, 635254000, 640256000, 650500096, 666496000, 813125120, 991616000, 1016406400, 1270508000, 1332992000, 1626250240, 1983232000, 2032812800, 2541016000, 3252500480, 4065625600, 5082032000, 8131251200, 10164064000, 16262502400, 20328128000, 40656256000, 81312512000]

約数ペア:

[(1, 81312512000), (2, 40656256000), (4, 20328128000), (5, 16262502400), (8, 10164064000), (10, 8131251200), (16, 5082032000), (20, 4065625600), (25, 3252500480), (32, 2541016000), (40, 2032812800), (41, 1983232000), (50, 1626250240), (61, 1332992000), (64, 1270508000), (80, 1016406400), (82, 991616000), (100, 813125120), (122, 666496000), (125, 650500096), (127, 640256000), (128, 635254000), (160, 508203200), (164, 495808000), (200, 406562560), (205, 396646400), (244, 333248000), (250, 325250048), (254, 320128000), (256, 317627000), (305, 266598400), (320, 254101600), (328, 247904000), (400, 203281280), (410, 198323200), (488, 166624000), (500, 162625024), (508, 160064000), (512, 158813500), (610, 133299200), (635, 128051200), (640, 127050800), (656, 123952000), (800, 101640640), (820, 99161600), (976, 83312000), (1000, 81312512), (1016, 80032000), (1024, 79406750), (1025, 79329280), (1220, 66649600), (1270, 64025600), (1280, 63525400), (1312, 61976000), (1525, 53319680), (1600, 50820320), (1640, 49580800), (1952, 41656000), (2000, 40656256), (2032, 40016000), (2048, 39703375), (2050, 39664640), (2440, 33324800), (2501, 32512000), (2540, 32012800), (2560, 31762700), (2624, 30988000), (3050, 26659840), (3175, 25610240), (3200, 25410160), (3280, 24790400), (3904, 20828000), (4000, 20328128), (4064, 20008000), (4100, 19832320), (4880, 16662400), (5002, 16256000), (5080, 16006400), (5120, 15881350), (5125, 15865856), (5207, 15616000), (5248, 15494000), (6100, 13329920), (6350, 12805120), (6400, 12705080), (6560, 12395200), (7625, 10663936), (7747, 10496000), (7808, 10414000), (8000, 10164064), (8128, 10004000), (8200, 9916160), (9760, 8331200), (10004, 8128000), (10160, 8003200), (10240, 7940675), (10250, 7932928), (10414, 7808000), (10496, 7747000), (12200, 6664960), (12505, 6502400), (12700, 6402560), (12800, 6352540), (13120, 6197600), (15250, 5331968), (15494, 5248000), (15616, 5207000), (15875, 5122048), (16000, 5082032), (16256, 5002000), (16400, 4958080), (19520, 4165600), (20008, 4064000), (20320, 4001600), (20500, 3966464), (20828, 3904000), (20992, 3873500), (24400, 3332480), (25010, 3251200), (25400, 3201280), (25600, 3176270), (26035, 3123200), (26240, 3098800), (30500, 2665984), (30988, 2624000), (31232, 2603500), (31750, 2561024), (32000, 2541016), (32512, 2501000), (32800, 2479040), (38735, 2099200), (39040, 2082800), (40016, 2032000), (40640, 2000800), (41000, 1983232), (41656, 1952000), (41984, 1936750), (48800, 1666240), (50020, 1625600), (50800, 1600640), (51200, 1588135), (52070, 1561600), (52480, 1549400), (61000, 1332992), (61976, 1312000), (62464, 1301750), (62525, 1300480), (63500, 1280512), (64000, 1270508), (65024, 1250500), (65600, 1239520), (77470, 1049600), (78080, 1041400), (80032, 1016000), (81280, 1000400), (82000, 991616), (83312, 976000), (83968, 968375), (97600, 833120), (100040, 812800), (101600, 800320), (104140, 780800), (104960, 774700), (122000, 666496), (123952, 656000), (124928, 650875), (125050, 650240), (127000, 640256), (128000, 635254), (130048, 625250), (130175, 624640), (131200, 619760), (154940, 524800), (156160, 520700), (160064, 508000), (162560, 500200), (164000, 495808), (166624, 488000), (193675, 419840), (195200, 416560), (200080, 406400), (203200, 400160), (208280, 390400), (209920, 387350), (244000, 333248), (247904, 328000), (250100, 325120), (254000, 320128), (256000, 317627), (260096, 312625), (260350, 312320), (262400, 309880)]